Genes determine whether you have dimples, what color eyes you have, and even the ability to roll your tongue. What is the role of a gene in inheritance?
A. The gene contains chromosomes that show an organism’s traits.
B. The gene gets messages from its cell about showing certain traits.
C. The gene has nerves that send messages to the brain controlling specific traits.
D. The gene is a section of DNA that controls a trait that the organism inherits.